Terminal Apparatus Image Data Output Suppression

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Solution Overview

Problem

In image processing systems, unnecessary image data is often output to the network, leading to resource wastage and the display of unwanted images.

Innovation Solution

A terminal apparatus and control method that prevent the output of unnecessary image data by masking control signals or setting data lengths to zero, ensuring that only designated image data is transmitted.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If pipeline processing is used to execute multiple image processes, then processing efficiency is improved, but unnecessary image data may be output to the network

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidnetwork resource wastage
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The patent applies preliminary action by setting a flag before pipeline processing starts to indicate whether output should be suppressed. This flag is checked during processing to prevent unnecessary image data from being output to the network, while still allowing the pipeline processing to execute efficiently for multiple images

Inventive Principle:
Principle #10Preliminary action

2Duration of action of stationary object

If pipeline processing continues after stop and resumption, then processing continuity is maintained, but wrong sequence images may be transmitted

Engineering Contradiction:
Improveprocessing continuityVSAvoidimage sequence accuracy
Core Design Contradiction:
Duration of action of stationary objectVSReliability

Solution Approach 1:

The patent uses feedback by checking the flag status during pipeline processing to determine whether to suppress output. When the stop/resume condition is detected, the flag prevents output of images with incorrect sequence numbers, ensuring that only properly sequenced images are transmitted to the network

Inventive Principle:
Principle #23Feedback

Data Source

PatentEP4572321A1Terminal apparatus, control method, and program
Publication Date: 2025.06.18 CANON KK
  • EP4572321A1 patent drawingFigure 1
  • EP4572321A1 patent drawingFigure 2
  • EP4572321A1 patent drawingFigure 3

AI summary

A terminal apparatus performs processing (S 1003) of accepting input of an image data set formed by a plurality of image data, generating (S 1003) processed data by performing image processes on the image data, and executing (S1004) output of the processed data to an output buffer, the processing needing a predetermined time from the input to the output; reads out (S 1303) the processed data from the output buffer and output the processed data to a communication line; and controls (S706) such that the processed data stored in the output buffer is not output to the communication line during a predetermined time from the input of the image data of the image data set until first processed data of the image data set is output to the output buffer.